210917073

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{3853}}^1$

素因数の和:4184

約数の個数: 16

約数和(自身を含む): 286367616

約数和(自身を除く): 75450543

約数列:

[1, 3, 71, 213, 257, 771, 3853, 11559, 18247, 54741, 273563, 820689, 990221, 2970663, 70305691, 210917073]

約数ペア:

[(1, 210917073), (3, 70305691), (71, 2970663), (213, 990221), (257, 820689), (771, 273563), (3853, 54741), (11559, 18247)]